1.    Fixed Four-in-One Gas Detector


    Adopts the latest semiconductor nano-process ultra-low power 32-bit microprocessor and 24-bit ADC data acquisition chip;





  2. Equipped with a 2.0-inch industrial-grade high-definition large screen with a resolution of 320x240;





  3. Simultaneously detects four gases: combustible gas, oxygen, carbon monoxide, and hydrogen sulfide;





  4. Units switchable among PPM, %VOL, mg/m3, and µmol/mol;





  5. On-site backlit large screen with multi-parameter LCD display, intuitively showing gas concentration, type, unit, working status, etc.;





  6. Independent gas chamber, sensor replacement without on-site calibration, automatic recognition of key sensor parameters;





  7. Displays gas TWA and STEL;





  8. Sensor supports up to 3-level target point calibration function to ensure measurement accuracy and consistency;





  9. Two-level alarm settings, two sets of relay passive signal outputs;





  10. Standard RS485 signal using standard MODBUS RTU protocol, transmission distance < 1KM;





  11. Has overvoltage protection, lightning protection, short circuit protection, reverse connection protection, anti-static interference, anti-magnetic field interference, and automatic recovery functions to prevent detector damage caused by any external reasons, human factors, natural disasters, etc.;